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In recent years, highway traffic noise - the unpleasant, unwanted sounds generated on streets and highways - has been of increasing concern both to the public and to local, State, and Federal officials. At the same time, modern acoustical technology has been providing better ways to lessen the adverse impacts of highway traffic and other transportation generated noise. The purpose of this Topic Area is to assist practitioners in understanding the basic FHWA Noise standards and requirements, noise analysis and modeling, and ideas for new sound wall products and other acoustical techniques. FHWA Highway Traffic Noise
The purpose of this Topic Area is to assist practitioners in understanding the basic FHWA Noise standards and requirements, noise analysis and modeling, and ideas for new sound wall products and other acoustical techniques. FHWA Highway Traffic Noise